19674378

素因数分解:

$2^1\times 3^2\times {\mathrm{257}}^1\times {\mathrm{4253}}^1$

素因数の和:4518

約数の個数: 24

約数和(自身を含む): 42803748

約数和(自身を除く): 23129370

約数列:

[1, 2, 3, 6, 9, 18, 257, 514, 771, 1542, 2313, 4253, 4626, 8506, 12759, 25518, 38277, 76554, 1093021, 2186042, 3279063, 6558126, 9837189, 19674378]

約数ペア:

[(1, 19674378), (2, 9837189), (3, 6558126), (6, 3279063), (9, 2186042), (18, 1093021), (257, 76554), (514, 38277), (771, 25518), (1542, 12759), (2313, 8506), (4253, 4626)]